html, body {
    width: 100%;
    height: 100%;
    font-size: 20px;
}

.my-navbar {
    padding: 20px 0;
    transition: background 0.5s ease-in-out, padding 0.5s ease-in-out;
    background-color: #000;
}

.my-navbar a {
    background: transparent !important;
    color: rgba(255,255,255,.7) !important;
    margin-left: 20px
}

.my-navbar a:hover {
    color: #fff !important;
    background: transparent;
    outline: 0
}

.my-navbar a {
    transition: color 0.5s ease-in-out;
}

/*-webkit-transition ;-moz-transition*/
.top-nav {
    padding: 0;
    background: #000;
}
button.navbar-toggle {
    background-color: #fbfbfb;
}

.navbar-nav{
    text-align: center;
}
.navbar-brand{
    padding: 0;
}
.nav-logo{
    height:50px ;
    width : 179px;
}


/*整个背景都是transparent透明的，会看不到，所以再次覆盖一下*/
button.navbar-toggle > span.icon-bar {
    background-color: #dedede
}

 /*标签标题*/
.labelTitle{
    color: #8a6d3b;
    font-size: 30px;
}